Home / 65,734.10-98,547.15-28,322.90

Finding the Fourth Proportional to 65,734.10, 98,547.15 and 28,322.90

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Solution

The fourth proportional to 65,734.10, 98,547.15 and 28,322.90 is: 42,461.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,734.10 : 98,547.15 = 28,322.90 : x
  2. Step 2: Convert to fraction form
    65,734.10/98,547.15 = 28,322.90/x
  3. Step 3: Cross multiply
    65,734.10x = 98,547.15 × 28,322.90
  4. Step 4: Simplify right side
    65,734.10x = 2,791,141,074.74
  5. Step 5: Solve for x
    x = 2,791,141,074.74/65,734.10
  6. Step 6: Final answer
    x = 42,461.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.